#433AB5#433AB5

#433AB5 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.0% C 0.186 H 278.7°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#433AB5
RGB	rgb(67, 58, 181)
HSL	hsl(244, 51%, 47%)
HSV	hsv(244, 68%, 71%)
CMYK	cmyk(63%, 68%, 0%, 29%)
CIE-LAB	lab(33.04, 40.61, -63.90)
CIE-LCH	lch(33.04, 75.71, 302.44°)
OKLab	oklab(43.99% 0.0283 -0.1842)
OKLCH	oklch(43.99% 0.186 278.7)
XYZ	xyz(12.1656, 7.5547, 44.5242)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.56

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433AB5 #ACB53A

analogous

#3A6FB5 #433AB5 #813AB5

triadic

#433AB5 #B5433A #3AB543

tetradic

#433AB5 #B53A6F #ACB53A #3AB581

square

#433AB5 #B53A6F #ACB53A #3AB581

split-complementary

#433AB5 #B5813A #6FB53A

monochromatic

#211C58 #322B87 #433AB5 #6860CC #948EDB

Accessibility & contrast

On white

8.36

#433AB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#433AB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433AB5

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433AB5	#FFFFFF	#000000	##FFFFFF
##433AB5	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B9

Deuteranopia (green-blind)

#0049B3

Tritanopia (blue-blind)

#005A73

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433ab5;
/* rgb */ color: rgb(67, 58, 181);
/* oklch */ color: oklch(44.0% 0.186 278.7);

Tailwind

colors: {
  custom: {
    50: '#8471cc',
    500: '#433ab5',
    950: '#000000',
  },
}

SCSS

$custom: #433ab5;
$custom-light: #8471cc;
$custom-dark: #000000;

JSON

{
  "hex": "#433ab5",
  "rgb": {
    "r": 67,
    "g": 58,
    "b": 181
  },
  "hsl": {
    "h": 244.39,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43989,
    "c": 0.18641,
    "h": 278.7
  },
  "luminance": 0.07556
}

Semantic roles & 50–950 ramp

primary

#433AB5

secondary

#C1C685

accent

#DB4DD1

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433AB5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →